More RTL work. Now transform m_updateRegion and

do nothing special in IsExposed() since some
   code may use m_updateRegion directly. Keep
   untransformed version around for use with
   GTK clipping in the DC.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41277 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/generic/grid.cpp

@@ -6826,6 +6826,14 @@ void wxGrid::OnKeyDown( wxKeyEvent& event )
 
     if ( !parent->GetEventHandler()->ProcessEvent( keyEvt ) )
     {
+        if (GetLayoutDirection() == wxLayout_RightToLeft)
+        {
+            if (event.GetKeyCode() == WXK_RIGHT)
+                event.m_keyCode = WXK_LEFT;
+            else if (event.GetKeyCode() == WXK_LEFT)
+                event.m_keyCode = WXK_RIGHT;
+        }
+    
         // try local handlers
         switch ( event.GetKeyCode() )
         {
@@ -7506,6 +7514,12 @@ void wxGrid::DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr )
         rect.width -= penWidth - 1;
         rect.height -= penWidth - 1;
 
+#ifdef __WXGTK__
+        // FIXME: why is the rect drawn off-by-one?
+        if ((penWidth == 2) && (GetLayoutDirection() == wxLayout_RightToLeft))
+            rect.x -= 1;
+#endif
+
         // Now draw the rectangle
         // use the cellHighlightColour if the cell is inside a selection, this
         // will ensure the cell is always visible.